/*! Magnific Popup - v0.9.9 - 2013-11-15
 * http://dimsemenov.com/plugins/magnific-popup/
 * Copyright (c) 2013 Dmitry Semenov; */
;(function ($) {

    /*>>core*/
    /**
     *
     * Magnific Popup Core JS file
     *
     */


    /**
     * Private static constants
     */
    var CLOSE_EVENT = 'Close',
        BEFORE_CLOSE_EVENT = 'BeforeClose',
        AFTER_CLOSE_EVENT = 'AfterClose',
        BEFORE_APPEND_EVENT = 'BeforeAppend',
        MARKUP_PARSE_EVENT = 'MarkupParse',
        OPEN_EVENT = 'Open',
        CHANGE_EVENT = 'Change',
        NS = 'mfp',
        EVENT_NS = '.' + NS,
        READY_CLASS = 'mfp-ready',
        REMOVING_CLASS = 'mfp-removing',
        PREVENT_CLOSE_CLASS = 'mfp-prevent-close';


    /**
     * Private vars
     */
    var mfp, // As we have only one instance of MagnificPopup object, we define it locally to not to use 'this'
        MagnificPopup = function () {
        },
        _isJQ = !!(window.jQuery),
        _prevStatus,
        _window = $(window),
        _body,
        _document,
        _prevContentType,
        _wrapClasses,
        _currPopupType;


    /**
     * Private functions
     */
    var _mfpOn = function (name, f) {
            mfp.ev.on(NS + name + EVENT_NS, f);
        },
        _getEl = function (className, appendTo, html, raw) {
            var el = document.createElement('div');
            el.className = 'mfp-' + className;
            if (html) {
                el.innerHTML = html;
            }
            if (!raw) {
                el = $(el);
                if (appendTo) {
                    el.appendTo(appendTo);
                }
            } else if (appendTo) {
                appendTo.appendChild(el);
            }
            return el;
        },
        _mfpTrigger = function (e, data) {
            mfp.ev.triggerHandler(NS + e, data);

            if (mfp.st.callbacks) {
                // converts "mfpEventName" to "eventName" callback and triggers it if it's present
                e = e.charAt(0).toLowerCase() + e.slice(1);
                if (mfp.st.callbacks[e]) {
                    mfp.st.callbacks[e].apply(mfp, $.isArray(data) ? data : [data]);
                }
            }
        },
        _getCloseBtn = function (type) {
            if (type !== _currPopupType || !mfp.currTemplate.closeBtn) {
                mfp.currTemplate.closeBtn = $(mfp.st.closeMarkup.replace('%title%', mfp.st.tClose));
                _currPopupType = type;
            }
            return mfp.currTemplate.closeBtn;
        },
        // Initialize Magnific Popup only when called at least once
        _checkInstance = function () {
            if (!$.magnificPopup.instance) {
                mfp = new MagnificPopup();
                mfp.init();
                $.magnificPopup.instance = mfp;
            }
        },
        // CSS transition detection, http://stackoverflow.com/questions/7264899/detect-css-transitions-using-javascript-and-without-modernizr
        supportsTransitions = function () {
            var s = document.createElement('p').style, // 's' for style. better to create an element if body yet to exist
                v = ['ms', 'O', 'Moz', 'Webkit']; // 'v' for vendor

            if (s['transition'] !== undefined) {
                return true;
            }

            while (v.length) {
                if (v.pop() + 'Transition' in s) {
                    return true;
                }
            }

            return false;
        };


    /**
     * Public functions
     */
    MagnificPopup.prototype = {

        constructor: MagnificPopup,

        /**
         * Initializes Magnific Popup plugin.
         * This function is triggered only once when $.fn.magnificPopup or $.magnificPopup is executed
         */
        init: function () {
            var appVersion = navigator.appVersion;
            mfp.isIE7 = appVersion.indexOf("MSIE 7.") !== -1;
            mfp.isIE8 = appVersion.indexOf("MSIE 8.") !== -1;
            mfp.isLowIE = mfp.isIE7 || mfp.isIE8;
            mfp.isAndroid = (/android/gi).test(appVersion);
            mfp.isIOS = (/iphone|ipad|ipod/gi).test(appVersion);
            mfp.supportsTransition = supportsTransitions();

            // We disable fixed positioned lightbox on devices that don't handle it nicely.
            // If you know a better way of detecting this - let me know.
            mfp.probablyMobile = (mfp.isAndroid || mfp.isIOS || /(Opera Mini)|Kindle|webOS|BlackBerry|(Opera Mobi)|(Windows Phone)|IEMobile/i.test(navigator.userAgent) );
            _body = $(document.body);
            _document = $(document);

            mfp.popupsCache = {};
        },

        /**
         * Opens popup
         * @param  data [description]
         */
        open: function (data) {

            var i;

            if (data.isObj === false) {
                // convert jQuery collection to array to avoid conflicts later
                mfp.items = data.items.toArray();

                mfp.index = 0;
                var items = data.items,
                    item;
                for (i = 0; i < items.length; i++) {
                    item = items[i];
                    if (item.parsed) {
                        item = item.el[0];
                    }
                    if (item === data.el[0]) {
                        mfp.index = i;
                        break;
                    }
                }
            } else {
                mfp.items = $.isArray(data.items) ? data.items : [data.items];
                mfp.index = data.index || 0;
            }

            // if popup is already opened - we just update the content
            if (mfp.isOpen) {
                mfp.updateItemHTML();
                return;
            }

            mfp.types = [];
            _wrapClasses = '';
            if (data.mainEl && data.mainEl.length) {
                mfp.ev = data.mainEl.eq(0);
            } else {
                mfp.ev = _document;
            }

            if (data.key) {
                if (!mfp.popupsCache[data.key]) {
                    mfp.popupsCache[data.key] = {};
                }
                mfp.currTemplate = mfp.popupsCache[data.key];
            } else {
                mfp.currTemplate = {};
            }


            mfp.st = $.extend(true, {}, $.magnificPopup.defaults, data);
            mfp.fixedContentPos = mfp.st.fixedContentPos === 'auto' ? !mfp.probablyMobile : mfp.st.fixedContentPos;

            if (mfp.st.modal) {
                mfp.st.closeOnContentClick = false;
                mfp.st.closeOnBgClick = false;
                mfp.st.showCloseBtn = false;
                mfp.st.enableEscapeKey = false;
            }


            // Building markup
            // main containers are created only once
            if (!mfp.bgOverlay) {

                // Dark overlay
                mfp.bgOverlay = _getEl('bg').on('click' + EVENT_NS, function () {
                    mfp.close();
                });

                mfp.wrap = _getEl('wrap').attr('tabindex', -1).on('click' + EVENT_NS, function (e) {
                    if (mfp._checkIfClose(e.target)) {
                        mfp.close();
                    }
                });

                mfp.container = _getEl('container', mfp.wrap);
            }

            mfp.contentContainer = _getEl('content');
            if (mfp.st.preloader) {
                mfp.preloader = _getEl('preloader', mfp.container, mfp.st.tLoading);
            }


            // Initializing modules
            var modules = $.magnificPopup.modules;
            for (i = 0; i < modules.length; i++) {
                var n = modules[i];
                n = n.charAt(0).toUpperCase() + n.slice(1);
                mfp['init' + n].call(mfp);
            }
            _mfpTrigger('BeforeOpen');


            if (mfp.st.showCloseBtn) {
                // Close button
                if (!mfp.st.closeBtnInside) {
                    mfp.wrap.append(_getCloseBtn());
                } else {
                    _mfpOn(MARKUP_PARSE_EVENT, function (e, template, values, item) {
                        values.close_replaceWith = _getCloseBtn(item.type);
                    });
                    _wrapClasses += ' mfp-close-btn-in';
                }
            }

            if (mfp.st.alignTop) {
                _wrapClasses += ' mfp-align-top';
            }


            if (mfp.fixedContentPos) {
                mfp.wrap.css({
                    overflow: mfp.st.overflowY,
                    overflowX: 'hidden',
                    overflowY: mfp.st.overflowY
                });
            } else {
                mfp.wrap.css({
                    top: _window.scrollTop(),
                    position: 'absolute'
                });
            }
            if (mfp.st.fixedBgPos === false || (mfp.st.fixedBgPos === 'auto' && !mfp.fixedContentPos)) {
                mfp.bgOverlay.css({
                    height: _document.height(),
                    position: 'absolute'
                });
            }


            if (mfp.st.enableEscapeKey) {
                // Close on ESC key
                _document.on('keyup' + EVENT_NS, function (e) {
                    if (e.keyCode === 27) {
                        mfp.close();
                    }
                });
            }

            _window.on('resize' + EVENT_NS, function () {
                mfp.updateSize();
            });


            if (!mfp.st.closeOnContentClick) {
                _wrapClasses += ' mfp-auto-cursor';
            }

            if (_wrapClasses)
                mfp.wrap.addClass(_wrapClasses);


            // this triggers recalculation of layout, so we get it once to not to trigger twice
            var windowHeight = mfp.wH = _window.height();


            var windowStyles = {};

            if (mfp.fixedContentPos) {
                if (mfp._hasScrollBar(windowHeight)) {
                    var s = mfp._getScrollbarSize();
                    if (s) {
                        windowStyles.marginRight = s;
                    }
                }
            }

            if (mfp.fixedContentPos) {
                if (!mfp.isIE7) {
                    windowStyles.overflow = 'hidden';
                } else {
                    // ie7 double-scroll bug
                    $('body, html').css('overflow', 'hidden');
                }
            }


            var classesToadd = mfp.st.mainClass;
            if (mfp.isIE7) {
                classesToadd += ' mfp-ie7';
            }
            if (classesToadd) {
                mfp._addClassToMFP(classesToadd);
            }

            // add content
            mfp.updateItemHTML();

            _mfpTrigger('BuildControls');


            // remove scrollbar, add margin e.t.c
            $('html').css(windowStyles);

            // add everything to DOM
            mfp.bgOverlay.add(mfp.wrap).prependTo(document.body);


            // Save last focused element
            mfp._lastFocusedEl = document.activeElement;

            // Wait for next cycle to allow CSS transition
            setTimeout(function () {

                if (mfp.content) {
                    mfp._addClassToMFP(READY_CLASS);
                    mfp._setFocus();
                } else {
                    // if content is not defined (not loaded e.t.c) we add class only for BG
                    mfp.bgOverlay.addClass(READY_CLASS);
                }

                // Trap the focus in popup
                _document.on('focusin' + EVENT_NS, mfp._onFocusIn);

            }, 16);

            mfp.isOpen = true;
            mfp.updateSize(windowHeight);
            _mfpTrigger(OPEN_EVENT);

            return data;
        },

        /**
         * Closes the popup
         */
        close: function () {
            if (!mfp.isOpen) return;
            _mfpTrigger(BEFORE_CLOSE_EVENT);

            mfp.isOpen = false;
            // for CSS3 animation
            if (mfp.st.removalDelay && !mfp.isLowIE && mfp.supportsTransition) {
                mfp._addClassToMFP(REMOVING_CLASS);
                setTimeout(function () {
                    mfp._close();
                }, mfp.st.removalDelay);
            } else {
                mfp._close();
            }
        },

        /**
         * Helper for close() function
         */
        _close: function () {
            _mfpTrigger(CLOSE_EVENT);

            var classesToRemove = REMOVING_CLASS + ' ' + READY_CLASS + ' ';

            mfp.bgOverlay.detach();
            mfp.wrap.detach();
            mfp.container.empty();

            if (mfp.st.mainClass) {
                classesToRemove += mfp.st.mainClass + ' ';
            }

            mfp._removeClassFromMFP(classesToRemove);

            if (mfp.fixedContentPos) {
                var windowStyles = {marginRight: ''};
                if (mfp.isIE7) {
                    $('body, html').css('overflow', '');
                } else {
                    windowStyles.overflow = '';
                }
                $('html').css(windowStyles);
            }

            _document.off('keyup' + EVENT_NS + ' focusin' + EVENT_NS);
            mfp.ev.off(EVENT_NS);

            // clean up DOM elements that aren't removed
            mfp.wrap.attr('class', 'mfp-wrap').removeAttr('style');
            mfp.bgOverlay.attr('class', 'mfp-bg');
            mfp.container.attr('class', 'mfp-container');

            // remove close button from target element
            if (mfp.st.showCloseBtn &&
                (!mfp.st.closeBtnInside || mfp.currTemplate[mfp.currItem.type] === true)) {
                if (mfp.currTemplate.closeBtn)
                    mfp.currTemplate.closeBtn.detach();
            }


            if (mfp._lastFocusedEl) {
                $(mfp._lastFocusedEl).focus(); // put tab focus back
            }
            mfp.currItem = null;
            mfp.content = null;
            mfp.currTemplate = null;
            mfp.prevHeight = 0;

            _mfpTrigger(AFTER_CLOSE_EVENT);
        },

        updateSize: function (winHeight) {

            if (mfp.isIOS) {
                // fixes iOS nav bars https://github.com/dimsemenov/Magnific-Popup/issues/2
                var zoomLevel = document.documentElement.clientWidth / window.innerWidth;
                var height = window.innerHeight * zoomLevel;
                mfp.wrap.css('height', height);
                mfp.wH = height;
            } else {
                mfp.wH = winHeight || _window.height();
            }
            // Fixes #84: popup incorrectly positioned with position:relative on body
            if (!mfp.fixedContentPos) {
                mfp.wrap.css('height', mfp.wH);
            }

            _mfpTrigger('Resize');

        },

        /**
         * Set content of popup based on current index
         */
        updateItemHTML: function () {
            var item = mfp.items[mfp.index];

            // Detach and perform modifications
            mfp.contentContainer.detach();

            if (mfp.content)
                mfp.content.detach();

            if (!item.parsed) {
                item = mfp.parseEl(mfp.index);
            }

            var type = item.type;

            _mfpTrigger('BeforeChange', [mfp.currItem ? mfp.currItem.type : '', type]);
            // BeforeChange event works like so:
            // _mfpOn('BeforeChange', function(e, prevType, newType) { });

            mfp.currItem = item;


            if (!mfp.currTemplate[type]) {
                var markup = mfp.st[type] ? mfp.st[type].markup : false;

                // allows to modify markup
                _mfpTrigger('FirstMarkupParse', markup);

                if (markup) {
                    mfp.currTemplate[type] = $(markup);
                } else {
                    // if there is no markup found we just define that template is parsed
                    mfp.currTemplate[type] = true;
                }
            }

            if (_prevContentType && _prevContentType !== item.type) {
                mfp.container.removeClass('mfp-' + _prevContentType + '-holder');
            }

            var newContent = mfp['get' + type.charAt(0).toUpperCase() + type.slice(1)](item, mfp.currTemplate[type]);
            mfp.appendContent(newContent, type);

            item.preloaded = true;

            _mfpTrigger(CHANGE_EVENT, item);
            _prevContentType = item.type;

            // Append container back after its content changed
            mfp.container.prepend(mfp.contentContainer);

            _mfpTrigger('AfterChange');
        },


        /**
         * Set HTML content of popup
         */
        appendContent: function (newContent, type) {
            mfp.content = newContent;

            if (newContent) {
                if (mfp.st.showCloseBtn && mfp.st.closeBtnInside &&
                    mfp.currTemplate[type] === true) {
                    // if there is no markup, we just append close button element inside
                    if (!mfp.content.find('.mfp-close').length) {
                        mfp.content.append(_getCloseBtn());
                    }
                } else {
                    mfp.content = newContent;
                }
            } else {
                mfp.content = '';
            }

            _mfpTrigger(BEFORE_APPEND_EVENT);
            mfp.container.addClass('mfp-' + type + '-holder');

            mfp.contentContainer.append(mfp.content);
        },


        /**
         * Creates Magnific Popup data object based on given data
         * @param  {int} index Index of item to parse
         */
        parseEl: function (index) {
            var item = mfp.items[index],
                type = item.type;

            if (item.tagName) {
                item = {el: $(item)};
            } else {
                item = {data: item, src: item.src};
            }

            if (item.el) {
                var types = mfp.types;

                // check for 'mfp-TYPE' class
                for (var i = 0; i < types.length; i++) {
                    if (item.el.hasClass('mfp-' + types[i])) {
                        type = types[i];
                        break;
                    }
                }

                item.src = item.el.attr('data-mfp-src');
                if (!item.src) {
                    item.src = item.el.attr('href');
                }
            }

            item.type = type || mfp.st.type || 'inline';
            item.index = index;
            item.parsed = true;
            mfp.items[index] = item;
            _mfpTrigger('ElementParse', item);

            return mfp.items[index];
        },


        /**
         * Initializes single popup or a group of popups
         */
        addGroup: function (el, options) {
            var eHandler = function (e) {
                e.mfpEl = this;
                mfp._openClick(e, el, options);
            };

            if (!options) {
                options = {};
            }

            var eName = 'click.magnificPopup';
            options.mainEl = el;

            if (options.items) {
                options.isObj = true;
                el.off(eName).on(eName, eHandler);
            } else {
                options.isObj = false;
                if (options.delegate) {
                    el.off(eName).on(eName, options.delegate, eHandler);
                } else {
                    options.items = el;
                    el.off(eName).on(eName, eHandler);
                }
            }
        },
        _openClick: function (e, el, options) {
            var midClick = options.midClick !== undefined ? options.midClick : $.magnificPopup.defaults.midClick;


            if (!midClick && ( e.which === 2 || e.ctrlKey || e.metaKey )) {
                return;
            }

            var disableOn = options.disableOn !== undefined ? options.disableOn : $.magnificPopup.defaults.disableOn;

            if (disableOn) {
                if ($.isFunction(disableOn)) {
                    if (!disableOn.call(mfp)) {
                        return true;
                    }
                } else { // else it's number
                    if (_window.width() < disableOn) {
                        return true;
                    }
                }
            }

            if (e.type) {
                e.preventDefault();

                // This will prevent popup from closing if element is inside and popup is already opened
                if (mfp.isOpen) {
                    e.stopPropagation();
                }
            }


            options.el = $(e.mfpEl);
            if (options.delegate) {
                options.items = el.find(options.delegate);
            }
            mfp.open(options);
        },


        /**
         * Updates text on preloader
         */
        updateStatus: function (status, text) {

            if (mfp.preloader) {
                if (_prevStatus !== status) {
                    mfp.container.removeClass('mfp-s-' + _prevStatus);
                }

                if (!text && status === 'loading') {
                    text = mfp.st.tLoading;
                }

                var data = {
                    status: status,
                    text: text
                };
                // allows to modify status
                _mfpTrigger('UpdateStatus', data);

                status = data.status;
                text = data.text;

                mfp.preloader.html(text);

                mfp.preloader.find('a').on('click', function (e) {
                    e.stopImmediatePropagation();
                });

                mfp.container.addClass('mfp-s-' + status);
                _prevStatus = status;
            }
        },


        /*
         "Private" helpers that aren't private at all
         */
        // Check to close popup or not
        // "target" is an element that was clicked
        _checkIfClose: function (target) {

            if ($(target).hasClass(PREVENT_CLOSE_CLASS)) {
                return;
            }

            var closeOnContent = mfp.st.closeOnContentClick;
            var closeOnBg = mfp.st.closeOnBgClick;

            if (closeOnContent && closeOnBg) {
                return true;
            } else {

                // We close the popup if click is on close button or on preloader. Or if there is no content.
                if (!mfp.content || $(target).hasClass('mfp-close') || (mfp.preloader && target === mfp.preloader[0])) {
                    return true;
                }

                // if click is outside the content
                if ((target !== mfp.content[0] && !$.contains(mfp.content[0], target))) {
                    if (closeOnBg) {
                        // last check, if the clicked element is in DOM, (in case it's removed onclick)
                        if ($.contains(document, target)) {
                            return true;
                        }
                    }
                } else if (closeOnContent) {
                    return true;
                }

            }
            return false;
        },
        _addClassToMFP: function (cName) {
            mfp.bgOverlay.addClass(cName);
            mfp.wrap.addClass(cName);
        },
        _removeClassFromMFP: function (cName) {
            this.bgOverlay.removeClass(cName);
            mfp.wrap.removeClass(cName);
        },
        _hasScrollBar: function (winHeight) {
            return (  (mfp.isIE7 ? _document.height() : document.body.scrollHeight) > (winHeight || _window.height()) );
        },
        _setFocus: function () {
            (mfp.st.focus ? mfp.content.find(mfp.st.focus).eq(0) : mfp.wrap).focus();
        },
        _onFocusIn: function (e) {
            if (e.target !== mfp.wrap[0] && !$.contains(mfp.wrap[0], e.target)) {
                mfp._setFocus();
                return false;
            }
        },
        _parseMarkup: function (template, values, item) {
            var arr;
            if (item.data) {
                values = $.extend(item.data, values);
            }
            _mfpTrigger(MARKUP_PARSE_EVENT, [template, values, item]);

            $.each(values, function (key, value) {
                if (value === undefined || value === false) {
                    return true;
                }
                arr = key.split('_');
                if (arr.length > 1) {
                    var el = template.find(EVENT_NS + '-' + arr[0]);

                    if (el.length > 0) {
                        var attr = arr[1];
                        if (attr === 'replaceWith') {
                            if (el[0] !== value[0]) {
                                el.replaceWith(value);
                            }
                        } else if (attr === 'img') {
                            if (el.is('img')) {
                                el.attr('src', value);
                            } else {
                                el.replaceWith('<img src="' + value + '" class="' + el.attr('class') + '" />');
                            }
                        } else {
                            el.attr(arr[1], value);
                        }
                    }

                } else {
                    template.find(EVENT_NS + '-' + key).html(value);
                }
            });
        },

        _getScrollbarSize: function () {
            // thx David
            if (mfp.scrollbarSize === undefined) {
                var scrollDiv = document.createElement("div");
                scrollDiv.id = "mfp-sbm";
                scrollDiv.style.cssText = 'width: 99px; height: 99px; overflow: scroll; position: absolute; top: -9999px;';
                document.body.appendChild(scrollDiv);
                mfp.scrollbarSize = scrollDiv.offsetWidth - scrollDiv.clientWidth;
                document.body.removeChild(scrollDiv);
            }
            return mfp.scrollbarSize;
        }

    };
    /* MagnificPopup core prototype end */


    /**
     * Public static functions
     */
    $.magnificPopup = {
        instance: null,
        proto: MagnificPopup.prototype,
        modules: [],

        open: function (options, index) {
            _checkInstance();

            if (!options) {
                options = {};
            } else {
                options = $.extend(true, {}, options);
            }


            options.isObj = true;
            options.index = index || 0;
            return this.instance.open(options);
        },

        close: function () {
            return $.magnificPopup.instance && $.magnificPopup.instance.close();
        },

        registerModule: function (name, module) {
            if (module.options) {
                $.magnificPopup.defaults[name] = module.options;
            }
            $.extend(this.proto, module.proto);
            this.modules.push(name);
        },

        defaults: {

            // Info about options is in docs:
            // http://dimsemenov.com/plugins/magnific-popup/documentation.html#options

            disableOn: 0,

            key: null,

            midClick: false,

            mainClass: '',

            preloader: true,

            focus: '', // CSS selector of input to focus after popup is opened

            closeOnContentClick: false,

            closeOnBgClick: true,

            closeBtnInside: true,

            showCloseBtn: true,

            enableEscapeKey: true,

            modal: false,

            alignTop: false,

            removalDelay: 0,

            fixedContentPos: 'auto',

            fixedBgPos: 'auto',

            overflowY: 'auto',

            closeMarkup: '<button title="%title%" type="button" class="mfp-close">&times;</button>',

            tClose: 'Close (Esc)',

            tLoading: 'Loading...'

        }
    };


    $.fn.magnificPopup = function (options) {
        _checkInstance();

        var jqEl = $(this);

        // We call some API method of first param is a string
        if (typeof options === "string") {

            if (options === 'open') {
                var items,
                    itemOpts = _isJQ ? jqEl.data('magnificPopup') : jqEl[0].magnificPopup,
                    index = parseInt(arguments[1], 10) || 0;

                if (itemOpts.items) {
                    items = itemOpts.items[index];
                } else {
                    items = jqEl;
                    if (itemOpts.delegate) {
                        items = items.find(itemOpts.delegate);
                    }
                    items = items.eq(index);
                }
                mfp._openClick({mfpEl: items}, jqEl, itemOpts);
            } else {
                if (mfp.isOpen)
                    mfp[options].apply(mfp, Array.prototype.slice.call(arguments, 1));
            }

        } else {
            // clone options obj
            options = $.extend(true, {}, options);

            /*
             * As Zepto doesn't support .data() method for objects
             * and it works only in normal browsers
             * we assign "options" object directly to the DOM element. FTW!
             */
            if (_isJQ) {
                jqEl.data('magnificPopup', options);
            } else {
                jqEl[0].magnificPopup = options;
            }

            mfp.addGroup(jqEl, options);

        }
        return jqEl;
    };


//Quick benchmark
    /*
     var start = performance.now(),
     i,
     rounds = 1000;

     for(i = 0; i < rounds; i++) {

     }
     console.log('Test #1:', performance.now() - start);

     start = performance.now();
     for(i = 0; i < rounds; i++) {

     }
     console.log('Test #2:', performance.now() - start);
     */


    /*>>core*/

    /*>>inline*/

    var INLINE_NS = 'inline',
        _hiddenClass,
        _inlinePlaceholder,
        _lastInlineElement,
        _putInlineElementsBack = function () {
            if (_lastInlineElement) {
                _inlinePlaceholder.after(_lastInlineElement.addClass(_hiddenClass)).detach();
                _lastInlineElement = null;
            }
        };

    $.magnificPopup.registerModule(INLINE_NS, {
        options: {
            hiddenClass: 'hide', // will be appended with `mfp-` prefix
            markup: '',
            tNotFound: 'Content not found'
        },
        proto: {

            initInline: function () {
                mfp.types.push(INLINE_NS);

                _mfpOn(CLOSE_EVENT + '.' + INLINE_NS, function () {
                    _putInlineElementsBack();
                });
            },

            getInline: function (item, template) {

                _putInlineElementsBack();

                if (item.src) {
                    var inlineSt = mfp.st.inline,
                        el = $(item.src);

                    if (el.length) {

                        // If target element has parent - we replace it with placeholder and put it back after popup is closed
                        var parent = el[0].parentNode;
                        if (parent && parent.tagName) {
                            if (!_inlinePlaceholder) {
                                _hiddenClass = inlineSt.hiddenClass;
                                _inlinePlaceholder = _getEl(_hiddenClass);
                                _hiddenClass = 'mfp-' + _hiddenClass;
                            }
                            // replace target inline element with placeholder
                            _lastInlineElement = el.after(_inlinePlaceholder).detach().removeClass(_hiddenClass);
                        }

                        mfp.updateStatus('ready');
                    } else {
                        mfp.updateStatus('error', inlineSt.tNotFound);
                        el = $('<div>');
                    }

                    item.inlineElement = el;
                    return el;
                }

                mfp.updateStatus('ready');
                mfp._parseMarkup(template, {}, item);
                return template;
            }
        }
    });

    /*>>inline*/

    /*>>ajax*/
    var AJAX_NS = 'ajax',
        _ajaxCur,
        _removeAjaxCursor = function () {
            if (_ajaxCur) {
                _body.removeClass(_ajaxCur);
            }
        },
        _destroyAjaxRequest = function () {
            _removeAjaxCursor();
            if (mfp.req) {
                mfp.req.abort();
            }
        };

    $.magnificPopup.registerModule(AJAX_NS, {

        options: {
            settings: null,
            cursor: 'mfp-ajax-cur',
            tError: '<a href="%url%">The content</a> could not be loaded.'
        },

        proto: {
            initAjax: function () {
                mfp.types.push(AJAX_NS);
                _ajaxCur = mfp.st.ajax.cursor;

                _mfpOn(CLOSE_EVENT + '.' + AJAX_NS, _destroyAjaxRequest);
                _mfpOn('BeforeChange.' + AJAX_NS, _destroyAjaxRequest);
            },
            getAjax: function (item) {

                if (_ajaxCur)
                    _body.addClass(_ajaxCur);

                mfp.updateStatus('loading');

                var opts = $.extend({
                    url: item.src,
                    success: function (data, textStatus, jqXHR) {
                        var temp = {
                            data: data,
                            xhr: jqXHR
                        };

                        _mfpTrigger('ParseAjax', temp);

                        mfp.appendContent($(temp.data), AJAX_NS);

                        item.finished = true;

                        _removeAjaxCursor();

                        mfp._setFocus();

                        setTimeout(function () {
                            mfp.wrap.addClass(READY_CLASS);
                        }, 16);

                        mfp.updateStatus('ready');

                        _mfpTrigger('AjaxContentAdded');
                    },
                    error: function () {
                        _removeAjaxCursor();
                        item.finished = item.loadError = true;
                        mfp.updateStatus('error', mfp.st.ajax.tError.replace('%url%', item.src));
                    }
                }, mfp.st.ajax.settings);

                mfp.req = $.ajax(opts);

                return '';
            }
        }
    });


    /*>>ajax*/

    /*>>image*/
    var _imgInterval,
        _getTitle = function (item) {
            if (item.data && item.data.title !== undefined)
                return item.data.title;

            var src = mfp.st.image.titleSrc;

            if (src) {
                if ($.isFunction(src)) {
                    return src.call(mfp, item);
                } else if (item.el) {
                    return item.el.attr(src) || '';
                }
            }
            return '';
        };

    $.magnificPopup.registerModule('image', {

        options: {
            markup: '<div class="mfp-figure">' +
            '<div class="mfp-close"></div>' +
            '<figure>' +
            '<div class="mfp-img"></div>' +
            '<figcaption>' +
            '<div class="mfp-bottom-bar">' +
            '<div class="mfp-title"></div>' +
            '<div class="mfp-counter"></div>' +
            '</div>' +
            '</figcaption>' +
            '</figure>' +
            '</div>',
            cursor: 'mfp-zoom-out-cur',
            titleSrc: 'title',
            verticalFit: true,
            tError: '<a href="%url%">The image</a> could not be loaded.'
        },

        proto: {
            initImage: function () {
                var imgSt = mfp.st.image,
                    ns = '.image';

                mfp.types.push('image');

                _mfpOn(OPEN_EVENT + ns, function () {
                    if (mfp.currItem.type === 'image' && imgSt.cursor) {
                        _body.addClass(imgSt.cursor);
                    }
                });

                _mfpOn(CLOSE_EVENT + ns, function () {
                    if (imgSt.cursor) {
                        _body.removeClass(imgSt.cursor);
                    }
                    _window.off('resize' + EVENT_NS);
                });

                _mfpOn('Resize' + ns, mfp.resizeImage);
                if (mfp.isLowIE) {
                    _mfpOn('AfterChange', mfp.resizeImage);
                }
            },
            resizeImage: function () {
                var item = mfp.currItem;
                if (!item || !item.img) return;

                if (mfp.st.image.verticalFit) {
                    var decr = 0;
                    // fix box-sizing in ie7/8
                    if (mfp.isLowIE) {
                        decr = parseInt(item.img.css('padding-top'), 10) + parseInt(item.img.css('padding-bottom'), 10);
                    }
                    item.img.css('max-height', mfp.wH - decr);
                }
            },
            _onImageHasSize: function (item) {
                if (item.img) {

                    item.hasSize = true;

                    if (_imgInterval) {
                        clearInterval(_imgInterval);
                    }

                    item.isCheckingImgSize = false;

                    _mfpTrigger('ImageHasSize', item);

                    if (item.imgHidden) {
                        if (mfp.content)
                            mfp.content.removeClass('mfp-loading');

                        item.imgHidden = false;
                    }

                }
            },

            /**
             * Function that loops until the image has size to display elements that rely on it asap
             */
            findImageSize: function (item) {

                var counter = 0,
                    img = item.img[0],
                    mfpSetInterval = function (delay) {

                        if (_imgInterval) {
                            clearInterval(_imgInterval);
                        }
                        // decelerating interval that checks for size of an image
                        _imgInterval = setInterval(function () {
                            if (img.naturalWidth > 0) {
                                mfp._onImageHasSize(item);
                                return;
                            }

                            if (counter > 200) {
                                clearInterval(_imgInterval);
                            }

                            counter++;
                            if (counter === 3) {
                                mfpSetInterval(10);
                            } else if (counter === 40) {
                                mfpSetInterval(50);
                            } else if (counter === 100) {
                                mfpSetInterval(500);
                            }
                        }, delay);
                    };

                mfpSetInterval(1);
            },

            getImage: function (item, template) {

                var guard = 0,

                    // image load complete handler
                    onLoadComplete = function () {
                        if (item) {
                            if (item.img[0].complete) {
                                item.img.off('.mfploader');

                                if (item === mfp.currItem) {
                                    mfp._onImageHasSize(item);

                                    mfp.updateStatus('ready');
                                }

                                item.hasSize = true;
                                item.loaded = true;

                                _mfpTrigger('ImageLoadComplete');

                            }
                            else {
                                // if image complete check fails 200 times (20 sec), we assume that there was an error.
                                guard++;
                                if (guard < 200) {
                                    setTimeout(onLoadComplete, 100);
                                } else {
                                    onLoadError();
                                }
                            }
                        }
                    },

                    // image error handler
                    onLoadError = function () {
                        if (item) {
                            item.img.off('.mfploader');
                            if (item === mfp.currItem) {
                                mfp._onImageHasSize(item);
                                mfp.updateStatus('error', imgSt.tError.replace('%url%', item.src));
                            }

                            item.hasSize = true;
                            item.loaded = true;
                            item.loadError = true;
                        }
                    },
                    imgSt = mfp.st.image;


                var el = template.find('.mfp-img');
                if (el.length) {
                    var img = document.createElement('img');
                    img.className = 'mfp-img';
                    item.img = $(img).on('load.mfploader', onLoadComplete).on('error.mfploader', onLoadError);
                    img.src = item.src;

                    // without clone() "error" event is not firing when IMG is replaced by new IMG
                    // TODO: find a way to avoid such cloning
                    if (el.is('img')) {
                        item.img = item.img.clone();
                    }
                    if (item.img[0].naturalWidth > 0) {
                        item.hasSize = true;
                    }
                }

                mfp._parseMarkup(template, {
                    title: _getTitle(item),
                    img_replaceWith: item.img
                }, item);

                mfp.resizeImage();

                if (item.hasSize) {
                    if (_imgInterval) clearInterval(_imgInterval);

                    if (item.loadError) {
                        template.addClass('mfp-loading');
                        mfp.updateStatus('error', imgSt.tError.replace('%url%', item.src));
                    } else {
                        template.removeClass('mfp-loading');
                        mfp.updateStatus('ready');
                    }
                    return template;
                }

                mfp.updateStatus('loading');
                item.loading = true;

                if (!item.hasSize) {
                    item.imgHidden = true;
                    template.addClass('mfp-loading');
                    mfp.findImageSize(item);
                }

                return template;
            }
        }
    });


    /*>>image*/

    /*>>zoom*/
    var hasMozTransform,
        getHasMozTransform = function () {
            if (hasMozTransform === undefined) {
                hasMozTransform = document.createElement('p').style.MozTransform !== undefined;
            }
            return hasMozTransform;
        };

    $.magnificPopup.registerModule('zoom', {

        options: {
            enabled: false,
            easing: 'ease-in-out',
            duration: 300,
            opener: function (element) {
                return element.is('img') ? element : element.find('img');
            }
        },

        proto: {

            initZoom: function () {
                var zoomSt = mfp.st.zoom,
                    ns = '.zoom',
                    image;

                if (!zoomSt.enabled || !mfp.supportsTransition) {
                    return;
                }

                var duration = zoomSt.duration,
                    getElToAnimate = function (image) {
                        var newImg = image.clone().removeAttr('style').removeAttr('class').addClass('mfp-animated-image'),
                            transition = 'all ' + (zoomSt.duration / 1000) + 's ' + zoomSt.easing,
                            cssObj = {
                                position: 'fixed',
                                zIndex: 9999,
                                left: 0,
                                top: 0,
                                '-webkit-backface-visibility': 'hidden'
                            },
                            t = 'transition';

                        cssObj['-webkit-' + t] = cssObj['-moz-' + t] = cssObj['-o-' + t] = cssObj[t] = transition;

                        newImg.css(cssObj);
                        return newImg;
                    },
                    showMainContent = function () {
                        mfp.content.css('visibility', 'visible');
                    },
                    openTimeout,
                    animatedImg;

                _mfpOn('BuildControls' + ns, function () {
                    if (mfp._allowZoom()) {

                        clearTimeout(openTimeout);
                        mfp.content.css('visibility', 'hidden');

                        // Basically, all code below does is clones existing image, puts in on top of the current one and animated it

                        image = mfp._getItemToZoom();

                        if (!image) {
                            showMainContent();
                            return;
                        }

                        animatedImg = getElToAnimate(image);

                        animatedImg.css(mfp._getOffset());

                        mfp.wrap.append(animatedImg);

                        openTimeout = setTimeout(function () {
                            animatedImg.css(mfp._getOffset(true));
                            openTimeout = setTimeout(function () {

                                showMainContent();

                                setTimeout(function () {
                                    animatedImg.remove();
                                    image = animatedImg = null;
                                    _mfpTrigger('ZoomAnimationEnded');
                                }, 16); // avoid blink when switching images

                            }, duration); // this timeout equals animation duration

                        }, 16); // by adding this timeout we avoid short glitch at the beginning of animation


                        // Lots of timeouts...
                    }
                });
                _mfpOn(BEFORE_CLOSE_EVENT + ns, function () {
                    if (mfp._allowZoom()) {

                        clearTimeout(openTimeout);

                        mfp.st.removalDelay = duration;

                        if (!image) {
                            image = mfp._getItemToZoom();
                            if (!image) {
                                return;
                            }
                            animatedImg = getElToAnimate(image);
                        }


                        animatedImg.css(mfp._getOffset(true));
                        mfp.wrap.append(animatedImg);
                        mfp.content.css('visibility', 'hidden');

                        setTimeout(function () {
                            animatedImg.css(mfp._getOffset());
                        }, 16);
                    }

                });

                _mfpOn(CLOSE_EVENT + ns, function () {
                    if (mfp._allowZoom()) {
                        showMainContent();
                        if (animatedImg) {
                            animatedImg.remove();
                        }
                        image = null;
                    }
                });
            },

            _allowZoom: function () {
                return mfp.currItem.type === 'image';
            },

            _getItemToZoom: function () {
                if (mfp.currItem.hasSize) {
                    return mfp.currItem.img;
                } else {
                    return false;
                }
            },

            // Get element postion relative to viewport
            _getOffset: function (isLarge) {
                var el;
                if (isLarge) {
                    el = mfp.currItem.img;
                } else {
                    el = mfp.st.zoom.opener(mfp.currItem.el || mfp.currItem);
                }

                var offset = el.offset();
                var paddingTop = parseInt(el.css('padding-top'), 10);
                var paddingBottom = parseInt(el.css('padding-bottom'), 10);
                offset.top -= ( $(window).scrollTop() - paddingTop );


                /*

                 Animating left + top + width/height looks glitchy in Firefox, but perfect in Chrome. And vice-versa.

                 */
                var obj = {
                    width: el.width(),
                    // fix Zepto height+padding issue
                    height: (_isJQ ? el.innerHeight() : el[0].offsetHeight) - paddingBottom - paddingTop
                };

                // I hate to do this, but there is no another option
                if (getHasMozTransform()) {
                    obj['-moz-transform'] = obj['transform'] = 'translate(' + offset.left + 'px,' + offset.top + 'px)';
                } else {
                    obj.left = offset.left;
                    obj.top = offset.top;
                }
                return obj;
            }

        }
    });


    /*>>zoom*/

    /*>>iframe*/

    var IFRAME_NS = 'iframe',
        _emptyPage = '//about:blank',

        _fixIframeBugs = function (isShowing) {
            if (mfp.currTemplate[IFRAME_NS]) {
                var el = mfp.currTemplate[IFRAME_NS].find('iframe');
                if (el.length) {
                    // reset src after the popup is closed to avoid "video keeps playing after popup is closed" bug
                    if (!isShowing) {
                        el[0].src = _emptyPage;
                    }

                    // IE8 black screen bug fix
                    if (mfp.isIE8) {
                        el.css('display', isShowing ? 'block' : 'none');
                    }
                }
            }
        };

    $.magnificPopup.registerModule(IFRAME_NS, {

        options: {
            markup: '<div class="mfp-iframe-scaler">' +
            '<div class="mfp-close"></div>' +
            '<iframe class="mfp-iframe" src="//about:blank" frameborder="0" allowfullscreen></iframe>' +
            '</div>',

            srcAction: 'iframe_src',

            // we don't care and support only one default type of URL by default
            patterns: {
                youtube: {
                    index: 'youtube.com',
                    id: 'v=',
                    src: '//www.youtube.com/embed/%id%?autoplay=1'
                },
                vimeo: {
                    index: 'vimeo.com/',
                    id: '/',
                    src: '//player.vimeo.com/video/%id%?autoplay=1'
                },
                gmaps: {
                    index: '//maps.google.',
                    src: '%id%&output=embed'
                }
            }
        },

        proto: {
            initIframe: function () {
                mfp.types.push(IFRAME_NS);

                _mfpOn('BeforeChange', function (e, prevType, newType) {
                    if (prevType !== newType) {
                        if (prevType === IFRAME_NS) {
                            _fixIframeBugs(); // iframe if removed
                        } else if (newType === IFRAME_NS) {
                            _fixIframeBugs(true); // iframe is showing
                        }
                    }// else {
                    // iframe source is switched, don't do anything
                    //}
                });

                _mfpOn(CLOSE_EVENT + '.' + IFRAME_NS, function () {
                    _fixIframeBugs();
                });
            },

            getIframe: function (item, template) {
                var embedSrc = item.src;
                var iframeSt = mfp.st.iframe;

                $.each(iframeSt.patterns, function () {
                    if (embedSrc.indexOf(this.index) > -1) {
                        if (this.id) {
                            if (typeof this.id === 'string') {
                                embedSrc = embedSrc.substr(embedSrc.lastIndexOf(this.id) + this.id.length, embedSrc.length);
                            } else {
                                embedSrc = this.id.call(this, embedSrc);
                            }
                        }
                        embedSrc = this.src.replace('%id%', embedSrc);
                        return false; // break;
                    }
                });

                var dataObj = {};
                if (iframeSt.srcAction) {
                    dataObj[iframeSt.srcAction] = embedSrc;
                }
                mfp._parseMarkup(template, dataObj, item);

                mfp.updateStatus('ready');

                return template;
            }
        }
    });


    /*>>iframe*/

    /*>>gallery*/
    /**
     * Get looped index depending on number of slides
     */
    var _getLoopedId = function (index) {
            var numSlides = mfp.items.length;
            if (index > numSlides - 1) {
                return index - numSlides;
            } else if (index < 0) {
                return numSlides + index;
            }
            return index;
        },
        _replaceCurrTotal = function (text, curr, total) {
            return text.replace(/%curr%/gi, curr + 1).replace(/%total%/gi, total);
        };

    $.magnificPopup.registerModule('gallery', {

        options: {
            enabled: false,
            arrowMarkup: '<button title="%title%" type="button" class="mfp-arrow mfp-arrow-%dir%"></button>',
            preload: [0, 2],
            navigateByImgClick: true,
            arrows: true,

            tPrev: 'Previous (Left arrow key)',
            tNext: 'Next (Right arrow key)',
            tCounter: '%curr% of %total%'
        },

        proto: {
            initGallery: function () {

                var gSt = mfp.st.gallery,
                    ns = '.mfp-gallery',
                    supportsFastClick = Boolean($.fn.mfpFastClick);

                mfp.direction = true; // true - next, false - prev

                if (!gSt || !gSt.enabled) return false;

                _wrapClasses += ' mfp-gallery';

                _mfpOn(OPEN_EVENT + ns, function () {

                    if (gSt.navigateByImgClick) {
                        mfp.wrap.on('click' + ns, '.mfp-img', function () {
                            if (mfp.items.length > 1) {
                                mfp.next();
                                return false;
                            }
                        });
                    }

                    _document.on('keydown' + ns, function (e) {
                        if (e.keyCode === 37) {
                            mfp.prev();
                        } else if (e.keyCode === 39) {
                            mfp.next();
                        }
                    });
                });

                _mfpOn('UpdateStatus' + ns, function (e, data) {
                    if (data.text) {
                        data.text = _replaceCurrTotal(data.text, mfp.currItem.index, mfp.items.length);
                    }
                });

                _mfpOn(MARKUP_PARSE_EVENT + ns, function (e, element, values, item) {
                    var l = mfp.items.length;
                    values.counter = l > 1 ? _replaceCurrTotal(gSt.tCounter, item.index, l) : '';
                });

                _mfpOn('BuildControls' + ns, function () {
                    if (mfp.items.length > 1 && gSt.arrows && !mfp.arrowLeft) {
                        var markup = gSt.arrowMarkup,
                            arrowLeft = mfp.arrowLeft = $(markup.replace(/%title%/gi, gSt.tPrev).replace(/%dir%/gi, 'left')).addClass(PREVENT_CLOSE_CLASS),
                            arrowRight = mfp.arrowRight = $(markup.replace(/%title%/gi, gSt.tNext).replace(/%dir%/gi, 'right')).addClass(PREVENT_CLOSE_CLASS);

                        var eName = supportsFastClick ? 'mfpFastClick' : 'click';
                        arrowLeft[eName](function () {
                            mfp.prev();
                        });
                        arrowRight[eName](function () {
                            mfp.next();
                        });

                        // Polyfill for :before and :after (adds elements with classes mfp-a and mfp-b)
                        if (mfp.isIE7) {
                            _getEl('b', arrowLeft[0], false, true);
                            _getEl('a', arrowLeft[0], false, true);
                            _getEl('b', arrowRight[0], false, true);
                            _getEl('a', arrowRight[0], false, true);
                        }

                        mfp.container.append(arrowLeft.add(arrowRight));
                    }
                });

                _mfpOn(CHANGE_EVENT + ns, function () {
                    if (mfp._preloadTimeout) clearTimeout(mfp._preloadTimeout);

                    mfp._preloadTimeout = setTimeout(function () {
                        mfp.preloadNearbyImages();
                        mfp._preloadTimeout = null;
                    }, 16);
                });


                _mfpOn(CLOSE_EVENT + ns, function () {
                    _document.off(ns);
                    mfp.wrap.off('click' + ns);

                    if (mfp.arrowLeft && supportsFastClick) {
                        mfp.arrowLeft.add(mfp.arrowRight).destroyMfpFastClick();
                    }
                    mfp.arrowRight = mfp.arrowLeft = null;
                });

            },
            next: function () {
                mfp.direction = true;
                mfp.index = _getLoopedId(mfp.index + 1);
                mfp.updateItemHTML();
            },
            prev: function () {
                mfp.direction = false;
                mfp.index = _getLoopedId(mfp.index - 1);
                mfp.updateItemHTML();
            },
            goTo: function (newIndex) {
                mfp.direction = (newIndex >= mfp.index);
                mfp.index = newIndex;
                mfp.updateItemHTML();
            },
            preloadNearbyImages: function () {
                var p = mfp.st.gallery.preload,
                    preloadBefore = Math.min(p[0], mfp.items.length),
                    preloadAfter = Math.min(p[1], mfp.items.length),
                    i;

                for (i = 1; i <= (mfp.direction ? preloadAfter : preloadBefore); i++) {
                    mfp._preloadItem(mfp.index + i);
                }
                for (i = 1; i <= (mfp.direction ? preloadBefore : preloadAfter); i++) {
                    mfp._preloadItem(mfp.index - i);
                }
            },
            _preloadItem: function (index) {
                index = _getLoopedId(index);

                if (mfp.items[index].preloaded) {
                    return;
                }

                var item = mfp.items[index];
                if (!item.parsed) {
                    item = mfp.parseEl(index);
                }

                _mfpTrigger('LazyLoad', item);

                if (item.type === 'image') {
                    item.img = $('<img class="mfp-img" />').on('load.mfploader', function () {
                        item.hasSize = true;
                    }).on('error.mfploader', function () {
                        item.hasSize = true;
                        item.loadError = true;
                        _mfpTrigger('LazyLoadError', item);
                    }).attr('src', item.src);
                }


                item.preloaded = true;
            }
        }
    });

    /*
     Touch Support that might be implemented some day

     addSwipeGesture: function() {
     var startX,
     moved,
     multipleTouches;

     return;

     var namespace = '.mfp',
     addEventNames = function(pref, down, move, up, cancel) {
     mfp._tStart = pref + down + namespace;
     mfp._tMove = pref + move + namespace;
     mfp._tEnd = pref + up + namespace;
     mfp._tCancel = pref + cancel + namespace;
     };

     if(window.navigator.msPointerEnabled) {
     addEventNames('MSPointer', 'Down', 'Move', 'Up', 'Cancel');
     } else if('ontouchstart' in window) {
     addEventNames('touch', 'start', 'move', 'end', 'cancel');
     } else {
     return;
     }
     _window.on(mfp._tStart, function(e) {
     var oE = e.originalEvent;
     multipleTouches = moved = false;
     startX = oE.pageX || oE.changedTouches[0].pageX;
     }).on(mfp._tMove, function(e) {
     if(e.originalEvent.touches.length > 1) {
     multipleTouches = e.originalEvent.touches.length;
     } else {
     //e.preventDefault();
     moved = true;
     }
     }).on(mfp._tEnd + ' ' + mfp._tCancel, function(e) {
     if(moved && !multipleTouches) {
     var oE = e.originalEvent,
     diff = startX - (oE.pageX || oE.changedTouches[0].pageX);

     if(diff > 20) {
     mfp.next();
     } else if(diff < -20) {
     mfp.prev();
     }
     }
     });
     },
     */


    /*>>gallery*/

    /*>>retina*/

    var RETINA_NS = 'retina';

    $.magnificPopup.registerModule(RETINA_NS, {
        options: {
            replaceSrc: function (item) {
                return item.src.replace(/\.\w+$/, function (m) {
                    return '@2x' + m;
                });
            },
            ratio: 1 // Function or number.  Set to 1 to disable.
        },
        proto: {
            initRetina: function () {
                if (window.devicePixelRatio > 1) {

                    var st = mfp.st.retina,
                        ratio = st.ratio;

                    ratio = !isNaN(ratio) ? ratio : ratio();

                    if (ratio > 1) {
                        _mfpOn('ImageHasSize' + '.' + RETINA_NS, function (e, item) {
                            item.img.css({
                                'max-width': item.img[0].naturalWidth / ratio,
                                'width': '100%'
                            });
                        });
                        _mfpOn('ElementParse' + '.' + RETINA_NS, function (e, item) {
                            item.src = st.replaceSrc(item, ratio);
                        });
                    }
                }

            }
        }
    });

    /*>>retina*/

    /*>>fastclick*/
    /**
     * FastClick event implementation. (removes 300ms delay on touch devices)
     * Based on https://developers.google.com/mobile/articles/fast_buttons
     *
     * You may use it outside the Magnific Popup by calling just:
     *
     * $('.your-el').mfpFastClick(function() {
 *     console.log('Clicked!');
 * });
     *
     * To unbind:
     * $('.your-el').destroyMfpFastClick();
     *
     *
     * Note that it's a very basic and simple implementation, it blocks ghost click on the same element where it was bound.
     * If you need something more advanced, use plugin by FT Labs https://github.com/ftlabs/fastclick
     *
     */

    (function () {
        var ghostClickDelay = 1000,
            supportsTouch = 'ontouchstart' in window,
            unbindTouchMove = function () {
                _window.off('touchmove' + ns + ' touchend' + ns);
            },
            eName = 'mfpFastClick',
            ns = '.' + eName;


        // As Zepto.js doesn't have an easy way to add custom events (like jQuery), so we implement it in this way
        $.fn.mfpFastClick = function (callback) {

            return $(this).each(function () {

                var elem = $(this),
                    lock;

                if (supportsTouch) {

                    var timeout,
                        startX,
                        startY,
                        pointerMoved,
                        point,
                        numPointers;

                    elem.on('touchstart' + ns, function (e) {
                        pointerMoved = false;
                        numPointers = 1;

                        point = e.originalEvent ? e.originalEvent.touches[0] : e.touches[0];
                        startX = point.clientX;
                        startY = point.clientY;

                        _window.on('touchmove' + ns, function (e) {
                            point = e.originalEvent ? e.originalEvent.touches : e.touches;
                            numPointers = point.length;
                            point = point[0];
                            if (Math.abs(point.clientX - startX) > 10 ||
                                Math.abs(point.clientY - startY) > 10) {
                                pointerMoved = true;
                                unbindTouchMove();
                            }
                        }).on('touchend' + ns, function (e) {
                            unbindTouchMove();
                            if (pointerMoved || numPointers > 1) {
                                return;
                            }
                            lock = true;
                            e.preventDefault();
                            clearTimeout(timeout);
                            timeout = setTimeout(function () {
                                lock = false;
                            }, ghostClickDelay);
                            callback();
                        });
                    });

                }

                elem.on('click' + ns, function () {
                    if (!lock) {
                        callback();
                    }
                });
            });
        };

        $.fn.destroyMfpFastClick = function () {
            $(this).off('touchstart' + ns + ' click' + ns);
            if (supportsTouch) _window.off('touchmove' + ns + ' touchend' + ns);
        };
    })();

    /*>>fastclick*/
    _checkInstance();
})(window.jQuery || window.Zepto);